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Individual Calculations January 2018 |
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| Gac, Jean-Luc Total change: -17.80 | |   |
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| Championnat du Morbihan 2017-2018 toutes categories (-2200) - Phase 1 | ARRADON | FRA | 2017-10-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1488 | 1472 | 1.50 | 3 | 0.11 | 20 | 2.20 | |
|  Lages, Michel | | | 1810 | FRA | 0.00 | 1 | -0.12 | 20 | -2.40 | |  Peyre, Anne-Marie | | | 1072 * | FRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Hocher, Eugene | | | 1583 | FRA | 0.50 | 1 | 0.15 | 20 | 3.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 20e Open de Noel de Gouesnou | GOUESNOU | FRA | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1432 | 1437 | 2.00 | 6 | -1.00 | 20 | -20.00 | |
| | Chachiachvili, Mariam | | | 1709 | GEO | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Retailleau, Anne | | | 1197 | FRA | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Chetail, Jean-Louis | | | 1499 | FRA | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Havelka, Michele | | | 1529 | FRA | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Grall, Kaelan | | | 1167 | FRA | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Le Gal, Loic | | | 1491 | FRA | 0.00 | 1 | -0.42 | 20 | -8.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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